public static int IOCmd(String devNum,String carNum,String[] reason) throws SQLException{

    //DbKit.getConfig().getDataSource().getConnection();数据源中获取

    Connection conn = DbKit.getConfig().getConnection();

    CallableStatement proc = conn.prepareCall("call proc_ioservice(?,?,?,?,?,?)");

    proc.setString(1, devNum);

    proc.setString(2, carNum);

    proc.registerOutParameter(3, java.sql.Types.TINYINT);//设置返回值类型  

    proc.registerOutParameter(4, java.sql.Types.TINYINT);//设置返回值类型  

    proc.registerOutParameter(5, java.sql.Types.TINYINT);//设置返回值类型  

    proc.registerOutParameter(6, java.sql.Types.FLOAT);//设置返回值类型  

    proc.execute();

    int lType = proc.getInt(3);

    int lRet = proc.getInt(4);

    int lReason = proc.getInt(5);

    float lMoney = proc.getInt(6);

    reason[0] = "进出类型:"+ fDevType[lType];

    reason[1] = "开闸结果:"+ fOpenRet[lRet];

    if (lType==1){

    reason[2] = "原因:"+ fInReason[lReason];

    }else if (lType==2){

    reason[2] = "原因:"+ fOutReason[lReason];

    }

    if (lMoney>0 ){

    reason[3] = "收费:"+lMoney;

    }

    return lRet;

    }

请问波总，这样使用会不会有冲突？